CN108235434A - Network slice radio spectrum resources management method, device and system - Google Patents
Network slice radio spectrum resources management method, device and system Download PDFInfo
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- CN108235434A CN108235434A CN201611194639.3A CN201611194639A CN108235434A CN 108235434 A CN108235434 A CN 108235434A CN 201611194639 A CN201611194639 A CN 201611194639A CN 108235434 A CN108235434 A CN 108235434A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/53—Allocation or scheduling criteria for wireless resources based on regulatory allocation policies
Abstract
The present invention discloses a kind of network slice radio spectrum resources management method, device and system.This method includes：Obtain the demand information of each slice；Obtain the signing information of each slice；Slice scheduling of resource is carried out according to the demand information of each slice and signing information；Physical Resource Block or sub-band serial number workable for each slice are sent to respective slice.The present invention solves management and the scheduling problem of the radio spectrum resources of multiple network slices, so as to realize or support network slice function；It ensure that base station side supports network slice function, to ensure " fairness " of scheduling of resource between being sliced.
Description
Technical field
The present invention relates to moving communicating field, more particularly to a kind of network slice radio spectrum resources management method, device
And system.
Background technology
Network slice has become one of key technology of 5G, the research of network microtomy at present and standardization effort master
Concentrate on core-network side.However, only accomplishing network slice end to end, it could really realize that network is sliced.How
Access net (base station) side realize network slice or how to support network slice function or one it is open the problem of.
Relative to after virtualization calculating, storage, for Internet resources, radio spectrum resources are more rare with valuable, such as
What realizes the shared with being isolated of the frequency spectrum resource between heterogeneous networks slice, while ensureing that slice is independent, improves frequency spectrum profit
It is to access the key point that net side realizes network slice function with rate.
MAC layer dispatching algorithm ensure that " fairness " dispatched between user to a certain extent.However, as network is cut
The introducing of piece, since MAC can not distinguish slice, therefore, it is impossible to ensure " fairness " dispatched between slice.Due to
Frequency spectrum resource be it is limited, when some slice it is larger to spectrum requirement when (such as slice based on HD video business), certainly will
More frequency spectrum resources can be seized, necessary frequency spectrum resource is used or even can not be assigned to so as to influence the resource of other slices.
Invention content
In view of above technical problem, the present invention provides a kind of network slice radio spectrum resources management method and system,
Base station and base station slice explorer, to solve the management of the radio spectrum resources of multiple network slices and scheduling problem,
So as to realize or support network slice function.
According to an aspect of the present invention, a kind of network slice radio spectrum resources management method is provided, including：
Obtain the demand information of each slice；
Obtain the signing information of each slice；
Slice scheduling of resource is carried out according to the demand information of each slice and signing information；
Physical Resource Block or sub-band serial number workable for each slice are sent to respective slice.
In one embodiment of the invention, the method further includes：
Distributed frequency spectrum resource situation will be asked according to each slice in predetermined amount of time, be sent to slice request resource
Anti-fraud detector compares the actual use situation of each slice and resource point to be sliced request resource anti-fraud detector
With situation, return and be prevented or restricted from scheduling identification symbol for the slice.
In one embodiment of the invention, the demand information and signing information according to each slice carries out slice money
Source scheduling includes：
The scheduling identification that is prevented or restricted from for k slice for being sliced and resource anti-fraud detector being asked to return is obtained to accord with,
Wherein 0≤k≤N, N are slice sum；
According to the demand information of each slice and signing information and for k slice be prevented or restricted from scheduling identification
Symbol, carries out slice scheduling of resource.
In one embodiment of the invention, the demand information and signing information according to each slice carries out slice money
Source scheduling includes：
At least one in fair principle, priority principle and poll principle carries out slice scheduling of resource.
In one embodiment of the invention, the demand information for obtaining each slice includes：
The demand information of each slice is obtained from each slice, wherein the demand information includes cache information and channel is believed
Breath.
In one embodiment of the invention, the signing information for obtaining each slice includes：
The signing information of each slice is obtained from signing information storage device, wherein the signing information storage device is located at
Core net, management composer MANO or slice manager, the signing information include slice type, resource signing ratio, slice
At least one of in priority.
According to another aspect of the present invention, a kind of base station slice explorer is provided, including demand information acquisition module,
Signing information acquisition module, scheduling of resource module and resource distribution module, wherein：
Demand information acquisition module, for obtaining the demand information of each slice；
Signing information acquisition module, for obtaining the signing information of each slice；
Scheduling of resource module carries out slice scheduling of resource for the demand information according to each slice and signing information；
Resource distribution module is accordingly cut for Physical Resource Block or sub-band serial number workable for each slice to be sent to
Piece.
In one embodiment of the invention, the base station slice explorer further includes resource allocation conditions and sends mould
Block, wherein：
Resource allocation conditions sending module, for distributed frequency spectrum will be asked to provide according to each slice in predetermined amount of time
Source situation is sent to slice request resource anti-fraud detector, compares each to be sliced request resource anti-fraud detector
The actual use situation and resource allocation conditions of slice return and are prevented or restricted from scheduling identification symbol for the slice.
In one embodiment of the invention, scheduling of resource module is returned for obtaining slice request resource anti-fraud detector
The scheduling identification that is prevented or restricted from for k slice returned accords with, wherein 0≤k≤N, N are slice sum；And according to each slice
Demand information and signing information and for k slice be prevented or restricted from scheduling identification symbol, carry out slice scheduling of resource.
In one embodiment of the invention, scheduling of resource module is used for according to fair principle, priority principle and wheel
At least one ask in principle carries out slice scheduling of resource.
In one embodiment of the invention, demand information acquisition module is used to obtain the need of each slice from each slice
Information is sought, wherein the demand information includes cache information and channel information.
In one embodiment of the invention, signing information acquisition module is used to obtain from signing information storage device each
The signing information of slice, wherein the signing information storage device is located at core net, management composer MANO or slice manager,
The signing information includes at least one in slice type, resource signing ratio, slice priority.
According to another aspect of the present invention, a kind of base station is provided, including the base station slice as described in above-mentioned any embodiment
Explorer.
In one embodiment of the invention, the base station further includes slice request resource anti-fraud detector, wherein：
Slice request resource anti-fraud detector includes resource allocation conditions receiving module, comparison module and identifier and sends
Module, wherein：
Resource allocation conditions receiving module, for receiving basis in the predetermined amount of time of base station slice explorer transmission
Each slice asks distributed frequency spectrum resource situation；
Comparison module, for the actual use situation and resource allocation conditions of more each slice, it is determined whether at one section
It is limited in time or forbids distributing resource to the slice；
Identifier sending module, the scheduling identification symbol that is prevented or restricted from for that will be directed to k slice return to base station slice
Explorer, wherein 0≤k≤N, N are slice sum.
In one embodiment of the invention, comparison module is used to judge a slice actual use situation and resource allocation
Whether the ratio of situation is less than predetermined threshold；If the slice actually uses the ratio of situation and resource allocation conditions less than predetermined
Threshold value then limits or forbids distributing resource to the slice whithin a period of time.
According to another aspect of the present invention, a kind of network slice radio spectrum resources management system is provided, including above-mentioned
Base station described in one embodiment.
In one embodiment of the invention, the system also includes signing information storage device, wherein：
The signing information storage device is located at core net, management composer MANO or slice manager.
The present invention solves management and the scheduling problem of the radio spectrum resources of multiple networks slice, so as to realizing or
Support network slice function；It ensure that base station side supports network slice function, to ensure " the justice of scheduling of resource between being sliced
Property ".
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention, for those of ordinary skill in the art, without creative efforts, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is that inventive network is sliced the schematic diagram that radio spectrum resources manage system one embodiment.
Fig. 2 is the schematic diagram that base station of the present invention is sliced explorer first embodiment.
Fig. 3 is the schematic diagram that base station of the present invention is sliced explorer second embodiment.
Fig. 4 is the schematic diagram of slice request resource anti-fraud detector in one embodiment of the invention.
Fig. 5 is the schematic diagram that inventive network is sliced radio spectrum resources management method first embodiment.
Fig. 6 is the schematic diagram that inventive network is sliced radio spectrum resources management method second embodiment.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.Below
Description only actually at least one exemplary embodiment is illustrative, is never used as to the present invention and its application or makes
Any restrictions.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Lower all other embodiments obtained, shall fall within the protection scope of the present invention.
Unless specifically stated otherwise, the component and positioned opposite, the digital table of step otherwise illustrated in these embodiments
It is not limited the scope of the invention up to formula and numerical value.
Simultaneously, it should be appreciated that for ease of description, the size of the various pieces shown in attached drawing is not according to reality
Proportionate relationship draw.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as authorizing part of specification.
In shown here and discussion all examples, any occurrence should be construed as merely illustrative, without
It is as limitation.Therefore, the other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, then in subsequent attached drawing does not need to that it is further discussed.
Fig. 1 is that inventive network is sliced the schematic diagram that radio spectrum resources manage system one embodiment.As shown in Figure 1,
The base station side network slice radio spectrum resources management system includes base station 100 and signing information storage device 200, wherein：
Base station 100 can include base station and be sliced explorer 110, wherein：
Base station is sliced explorer 110, for managing and dispatching the uplink and downlink radio spectrum resources between each slice
Distribution condition.Base station slice explorer 110 can be according to slice signing resource ratio or according to fairness, priority etc.
Principle carries out slice scheduling of resource.The present invention is not defined specific slice scheduling algorithm.
Signing information storage device 200, for storing the signing information of each slice (such as slice type, grade, bandwidth
Signing ratio etc.)；And base station is supplied to be sliced explorer 110 signing information of each slice, it is provided so that base station is sliced
Source manager 110 carries out slice scheduling of resource according to the signing information of each slice.
In one embodiment of the invention, as shown in Figure 1, signing information storage device 200 can be located at core net,
MANO (Management and Orchestration manage composer) is individually sliced manager.
The base station side network slice radio spectrum resources management system provided based on the above embodiment of the present invention or base station, solution
The management for the radio spectrum resources that multiple networks of having determined are sliced and scheduling problem, so as to realize or support network to be sliced work(
Energy.
The above embodiment of the present invention solves the ability that 5G supports network slice in base station side, realizes frequency spectrum between slice
The ability of scheduling of resource.
Slice scheduling is that (or external) carries out on slice, and whole resource is divided and dispatched between being sliced,
Have no effect on the dispatching algorithm of slice internal user.Slice scheduling also increases complexity not with the increase of number of users.
In one embodiment of the invention, as shown in Figure 1, base station 100 can also include slice request resource anti-fraud
Detector 120, wherein：
Slice request resource anti-fraud detector 120, for receiving the pre- timing that base station slice explorer 110 is sent
Between distributed frequency spectrum resource situation is asked according to each slice in section；The actual use situation and resource of more each slice point
With situation, the scheduling identification that is prevented or restricted from being sliced for k is returned to base station slice explorer 110 and is accorded with, wherein 0≤k
≤ N, N are slice sum.
The above embodiment of the present invention can be used for preventing certain slice by lying about demand, and obtain more radio resources,
So as to which the normal request that other is caused to be sliced can not obtain due guarantee.It is possible thereby to ensure scheduling of resource between slice
" fairness ".The above embodiment of the present invention can prevent certain slice spurious requests resources, so as to cause other slice equity
Damage.
Due to introducing slice request resource anti-fraud detector 120 and base station slice resource in a base station in Fig. 1 embodiments
The introducing of 110 two modules of manager, will necessarily bring corresponding interface, and the present invention sets three interfaces newly introduced
Meter and definition.
Interface 1：Base station is sliced demand information (such as the downlink that explorer 110 obtains each slice by the interface
Caching or upstream request etc.), and pass through the interface and PRB or sub-band serial number workable for each slice are sent to each slice.
Interface 2：Base station, which is sliced explorer 110 signing information of each slice is obtained by the interface, (such as to be sliced
Type, grade, bandwidth signing ratio etc.), which can be stored in core net, MANO or individually be sliced in manager.
Interface 3：Base station is sliced explorer 110 and will be divided in a period of time according to each slice request by the interface
The frequency spectrum resource situation matched is sent to slice request resource anti-fraud detector 120, slice request resource anti-fraud detector 120
It is compared with actual use situation, if certain module " actual use situation/distribution condition<Threshold value " will be led to by the interface
Know that base station is sliced explorer 110, limit whithin a period of time or forbid distributing resource to the slice.
Slice：N number of slice in Fig. 1 embodiments can be actual slice or logic is sliced.User in slice
Scheduling still carries out in each slice.
Three Interface designs are further described below.
1st, the information model that interface 1 transmits (each TTI of the interface needs to carry out primary information interaction)：
A) acquisition of information (slice → slice explorer)：The direction is slice manager needs that obtains from slice
Information carries out slice scheduling
The following table 1 lists the content of uplink and downlink interactive information.
Table 1
Since whether slice has the size of communication requirement and demand, be determine to slice distribution how many resource it is necessary because
Element, therefore " cache information " is essential option.
Downlink：It is relatively easy since base station can directly acquire the data information of each slice downlink.It only needs anti-
Feedback current time is each sliced the size of down buffer storage.
Uplink：It needs to consider from two dimensions
Scheduled user：Notify that it is more that slice has by reporting BSR (buffer size report, buffer status report)
For minority according to needing to upload, slice summarizes the substantially model that the slice " uplink data to be sent " at this time is obtained after the BSR of all users
It encloses.
Unscheduled user：PRB resources can not be obtained, can only by report SR (schedule request, uplink scheduling please
Ask) to apply, slice can distribute a small amount of PRB to the user, allow it to report BSR etc..
Invention also defines the grade that down buffer storage and uplink always ask size, as shown in table 2 and table 3.Here consider
To the asymmetric row of uplink and downlink rate, the grade of uplink and downlink defines respectively.
Table 2
| Serial number | Down buffer storage queue (BS) range (Mbytes) |
| 0 | BS=0 |
| 1 | 0<BS<=x1 |
| 2 | x1<BS<=x2 |
| … | … |
| 2N_DL-1 | BS>xN DL |
Table 3
Channel information (such as the CQI (Channel Quality Indicator, channel quality instruction) of downlink shown in table 1
With the SRS (Sounding Reference Signal, Sounding Reference Signal) of uplink etc.) although in theory can be more
Optimize slice scheduling of resource well as a result, but if slice manager is also contemplated that each slice when scheduling is sliced resource in practice
The information of interior each user, can influence schedule speed and dispatching algorithm complexity.Therefore, the above embodiment of the present invention is by " channel
Information " is set as option.It can consider to introduce in the scene of some particular/special requirements, but need corresponding dispatching algorithm cooperation.
B) slice scheduling (slice explorer → slice)：The direction is that slice manager sends scheduling of resource to slice
Information
After slice scheduling, slice manager sends " PRB of uplink schedulable or the volume of subband respectively to each slice
Number " and " PRB of downlink schedulable or the number of subband ", as shown in table 4.
Table 4
2nd, (interface only needs to initialize or slice information is had some change as shown in table 5 for the information model that interface 2 transmits
Shi Jinhang communicates)：
Table 5
3rd, interface 3 transmit information model (the interface communication frequency can as the case may be depending on, can be n hours, 1 day,
Even 1 month 1 week)：
It is sliced explorer → anti-fraud detector：The accumulation distribution feelings of the uplink/downlink request resource of all slices
Condition, as shown in table 6.
Table 6
Anti-fraud detector → slice explorer：Be sliced the i slice of i (slice serial number) by restriction identifier or
Person is sliced i and is prohibited identifier, wherein 1≤i≤N, N are slice sum.
The above embodiment of the present invention solves the ability that 5G supports network slice in base station side, realizes frequency spectrum between slice
The ability of scheduling of resource.
The above embodiment of the present invention proposes a kind of system of base station network slice scheduling, introduces two network elements, and fixed
The justice data model of three interfaces, is not designed and provides to specific dispatching algorithm.Slice scheduling is in slice
Upper (or external) carries out, and whole resource is divided and dispatched between being sliced, and has no effect on the scheduling of slice internal user
Algorithm.The above embodiment of the present invention also increases complexity not with the increase of number of users.
The above embodiment of the present invention only need to increase by 2 network elements, three interface data interactive quantities of introducing in base station side
It is small.
Explorer 110 is sliced to the base station introduced in the above embodiment of the present invention below by specific embodiment and is cut
The structure and function of piece request resource anti-fraud detector 120 illustrates.
Fig. 2 is the schematic diagram that base station of the present invention is sliced explorer first embodiment.As shown in Fig. 2, Fig. 1 embodiments
Base station slice explorer 110 can include demand information acquisition module 111, signing information acquisition module 112, scheduling of resource
Module 113 and resource distribution module 114, wherein：
Demand information acquisition module 111, for obtaining the demand information of each slice.
In one embodiment of the invention, demand information acquisition module 111 can be used for through interface 1 from each slice
The demand information of each slice is obtained, wherein the demand information includes cache information and channel information.
Signing information acquisition module 112, for obtaining the signing information of each slice.
In one embodiment of the invention, signing information acquisition module 112 can be used for through interface 2 from signing information
Storage device 200 obtains the signing information of each slice, wherein the signing information storage device 200 is located at core net, MANO
Or slice manager, the signing information include at least one in slice type, resource signing ratio, slice priority.
Scheduling of resource module 113 carries out slice scheduling of resource for the demand information according to each slice and signing information.
In one embodiment of the invention, scheduling of resource module 113 can be used for former according to fair principle, priority
Then in the dispatching algorithms such as poll principle at least one of carry out slice scheduling of resource.
Resource distribution module 114 sends out Physical Resource Block workable for each slice or sub-band serial number for passing through interface 1
Give respective slice.
Explorer is sliced based on the base station that the above embodiment of the present invention provides, solves the wireless of multiple network slices
The management of frequency spectrum resource and scheduling problem, so as to realize or support network slice function.
The above embodiment of the present invention solves the ability that 5G supports network slice in base station side, realizes frequency spectrum between slice
The ability of scheduling of resource.
Slice scheduling is that (or external) carries out on slice, and whole resource is divided and adjusted between being sliced
Degree has no effect on the dispatching algorithm of slice internal user.Slice scheduling also increases complexity not with the increase of number of users.
Fig. 3 is the schematic diagram that base station of the present invention is sliced explorer second embodiment.Compared with embodiment illustrated in fig. 2,
In the embodiment shown in fig. 3, the base station slice explorer 110 can also include resource allocation conditions sending module 115,
Wherein：
Resource allocation conditions sending module 115, for distributed frequency will to be asked according to each slice in predetermined amount of time
Spectrum resource situation is sent to slice request resource anti-fraud detector 120, to be sliced request resource anti-fraud detector 120
Compare the actual use situation and resource allocation conditions of each slice, return and be prevented or restricted from scheduling identification for the slice
Symbol.
Scheduling of resource module 113 can be used for obtaining cutting for k for 120 transmission of slice request resource anti-fraud detector
Piece is prevented or restricted from scheduling identification symbol, wherein 0≤k≤N, N are slice sum, k is the number of sections for needing to be prevented or restricted from；
And accorded with according to the demand information and signing information of each slice and for the scheduling identification that is prevented or restricted from of k slice, it carries out
It is sliced scheduling of resource.
The above embodiment of the present invention can be used for preventing certain slice by lying about demand, and obtain more radio resources,
So as to which the normal request that other is caused to be sliced can not obtain due guarantee.It is possible thereby to ensure scheduling of resource between slice
" fairness ".The above embodiment of the present invention can prevent certain slice spurious requests resources, so as to cause other slice equity
Damage.
Fig. 4 is the schematic diagram of slice request resource anti-fraud detector in one embodiment of the invention.As shown in figure 4, Fig. 1
The slice request resource anti-fraud detector 120 of embodiment can include resource allocation conditions receiving module 121, comparison module
122 and identifier sending module 123, wherein：
Resource allocation conditions receiving module 121, for receiving the predetermined amount of time that base station slice explorer 110 is sent
It is interior that distributed frequency spectrum resource situation is asked according to each slice.
Comparison module 122, for the actual use situation and resource allocation conditions of more each slice, it is determined whether one
It is limited in the section time or forbids distributing resource to the slice.
In one embodiment of the invention, comparison module 122 can be used for judging a slice actual use situation and
Whether the ratio of resource allocation conditions is less than predetermined threshold；If the slice actually uses the ratio of situation and resource allocation conditions
Less than predetermined threshold, then limit whithin a period of time or forbid distributing resource to the slice.
Identifier sending module 123, the scheduling identification symbol that is prevented or restricted from for that will be directed to k slice return to base station and cut
Piece explorer 110, wherein 0≤k≤N, N are slice sum, k is the number of sections for needing to be prevented or restricted from.
The above embodiment of the present invention can be used for preventing certain slice by lying about demand, and obtain more radio resources,
So as to which the normal request that other is caused to be sliced can not obtain due guarantee.It is possible thereby to ensure scheduling of resource between slice
" fairness ".The above embodiment of the present invention can prevent certain slice spurious requests resources, so as to cause other slice equity
Damage.
Fig. 5 is the schematic diagram that inventive network is sliced radio spectrum resources management method first embodiment.Preferably, this reality
Explorer execution can be sliced by base station of the present invention by applying example.As shown in figure 5, the method may include：
Step 51, the demand information of each slice is obtained in real time.Wherein, demand information needs frequently to obtain, even
Being every millisecond will obtain.
In one embodiment of the invention, step 51 can include：Each slice is obtained from each slice by interface 1
Demand information, wherein the demand information can include cache information and channel information.
Step 52, the signing information of each slice is obtained with predetermined time interval.Wherein signing information is substantially constant,
It may only need within 1 year to obtain primary；Or when signing information changes, base station is sent to by signing information storage device 200 and is cut
Piece explorer 110 is updated into row information.Subscription information update frequency is relatively low.
In one embodiment of the invention, step 52 can include：By interface 2 from signing information storage device 200
The signing information of each slice is obtained, wherein the signing information storage device 200 is located at core net, MANO or slice management
Device, the signing information include at least one in slice type, resource signing ratio, slice priority.
Step 53, slice scheduling of resource is carried out according to the demand information of each slice and signing information.
In one embodiment of the invention, step 53 can include：According to fair principle, priority principle and poll
At least one in the dispatching algorithms such as principle carries out slice scheduling of resource.
Step 54, Physical Resource Block or sub-band serial number workable for each slice are sent to respective slice.
Radio spectrum resources management method is sliced based on the base station side network that the above embodiment of the present invention provides, is solved more
The management of the radio spectrum resources of a network slice and scheduling problem, so as to realize or support network slice function.
The above embodiment of the present invention solves the ability that 5G supports network slice in base station side, realizes frequency spectrum between slice
The ability of scheduling of resource.
Slice scheduling is that (or external) carries out on slice, and whole resource is divided and adjusted between being sliced
Degree has no effect on the dispatching algorithm of slice internal user.Slice scheduling also increases complexity not with the increase of number of users.
Fig. 6 is the schematic diagram that inventive network is sliced radio spectrum resources management method second embodiment.Preferably, this reality
Explorer execution can be sliced by base station of the present invention by applying example.As shown in fig. 6, the method may include：
Step 61, it is triggered in every TTI (transmission time interval, Transmission Time Interval), passes through interface 1
The demand information of each slice is obtained from each slice, wherein the demand information can include cache information and channel information.
Step 62, the signing information of each slice is obtained from signing information storage device 200 by interface 2, wherein described
Signing information storage device 200 is located at core net, MANO or slice manager, the signing information and includes slice type, resource
At least one of in signing ratio, slice priority.
Step 63, the taboo for k slice of 120 transmission of slice request resource anti-fraud detector is obtained by interface 3
Only or limitation scheduling identification accords with, wherein 0≤k≤N, N are slice sum, k is the number of sections for needing to be prevented or restricted from.
In one embodiment of the invention, step 63 can include：
Step 631, distributed frequency spectrum resource situation will be asked according to each slice in predetermined amount of time, is sent to slice
Resource anti-fraud detector 120 is asked, to be sliced the actual use of 120 more each slice of request resource anti-fraud detector
Situation and resource allocation conditions return and are prevented or restricted from scheduling identification symbol for the slice.
Step 632, obtaining to be sliced asks resource anti-fraud detector 120 to be marked for the scheduling that is prevented or restricted from of k slice
Know symbol.
Step 64, according to the demand information of each slice and signing information and for k slice be prevented or restricted from adjust
Identifier is spent, carries out slice scheduling of resource.
Step 65, Physical Resource Block or sub-band serial number workable for each slice are sent to respective slice.
The above embodiment of the present invention can be used for preventing certain slice by lying about demand, and obtain more radio resources,
So as to which the normal request that other is caused to be sliced can not obtain due guarantee.It is possible thereby to ensure scheduling of resource between slice
" fairness ".The above embodiment of the present invention can prevent certain slice spurious requests resources, so as to cause other slice equity
Damage.
The above embodiment of the present invention solves the ability that 5G supports network slice in base station side, realizes frequency spectrum between slice
The ability of scheduling of resource.
The above embodiment of the present invention proposes a kind of method of base station network slice scheduling, introduces two network elements, and fixed
The justice data model of three interfaces, is not designed and provides to specific dispatching algorithm.Slice scheduling is in slice
Upper (or external) carries out, and whole resource is divided and dispatched between being sliced, and has no effect on the scheduling of slice internal user
Algorithm.The above embodiment of the present invention also increases complexity not with the increase of number of users.
The above embodiment of the present invention only need to increase by 2 network elements, three interface data interactive quantities of introducing in base station side
It is small.
Base station slice explorer 110 described above and slice request resource anti-fraud detector 120 can be with
It is embodied as the general processor, programmable logic controller (PLC) (PLC), Digital Signal Processing for performing function described herein
It is device (DSP), application-specific integrated circuit (ASIC), field programmable gate array (FPGA) or other programmable logic device, discrete
Door either transistor logic, discrete hardware components or it is arbitrary appropriately combined.
So far, the present invention is described in detail.In order to avoid the design of the masking present invention, it is public that this field institute is not described
Some details known.Those skilled in the art as described above, can be appreciated how to implement technology disclosed herein completely
Scheme.
One of ordinary skill in the art will appreciate that hardware can be passed through by realizing all or part of step of above-described embodiment
It completes, relevant hardware can also be instructed to complete by program, the program can be stored in a kind of computer-readable
In storage medium, storage medium mentioned above can be read-only memory, disk or CD etc..
Description of the invention provides for the sake of example and description, and is not exhaustively or will be of the invention
It is limited to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.It selects and retouches
It states embodiment and is to more preferably illustrate the principle of the present invention and practical application, and those of ordinary skill in the art is enable to manage
The solution present invention is so as to design the various embodiments with various modifications suitable for special-purpose.
Claims (13)
1. a kind of network is sliced radio spectrum resources management method, which is characterized in that including：
Obtain the demand information of each slice；
Obtain the signing information of each slice；
Slice scheduling of resource is carried out according to the demand information of each slice and signing information；
Physical Resource Block or sub-band serial number workable for each slice are sent to respective slice.
2. it according to the method described in claim 1, it is characterized in that, further includes：
Distributed frequency spectrum resource situation will be asked according to each slice in predetermined amount of time, be sent to slice request resource and prevent taking advantage of
Detector is deceived, compares the actual use situation of each slice and resource allocation feelings to be sliced request resource anti-fraud detector
Condition returns and is prevented or restricted from scheduling identification symbol for the slice.
3. the according to the method described in claim 2, it is characterized in that, demand information and signing information according to each slice
Slice scheduling of resource is carried out to include：
It obtains the scheduling identification that is prevented or restricted from for k slice for being sliced and resource anti-fraud detector being asked to return to accord with, wherein 0
≤ k≤N, N are slice sum；
It is accorded with according to the demand information of each slice and signing information and for the scheduling identification that is prevented or restricted from of k slice, into
Row slice scheduling of resource.
4. method according to claim 1 or 2, which is characterized in that
The demand information for obtaining each slice includes：
The demand information of each slice is obtained from each slice, wherein the demand information includes cache information and channel information；
And/or
The signing information for obtaining each slice includes：
The signing information of each slice is obtained from signing information storage device, wherein the signing information storage device is located at core
Net, management composer MANO or slice manager, it is preferential that the signing information includes slice type, resource signing ratio, slice
At least one of in grade.
5. a kind of base station is sliced explorer, which is characterized in that obtains mould including demand information acquisition module, signing information
Block, scheduling of resource module and resource distribution module, wherein：
Demand information acquisition module, for obtaining the demand information of each slice；
Signing information acquisition module, for obtaining the signing information of each slice；
Scheduling of resource module carries out slice scheduling of resource for the demand information according to each slice and signing information；
Resource distribution module, for Physical Resource Block or sub-band serial number workable for each slice to be sent to respective slice.
6. base station according to claim 5 is sliced explorer, which is characterized in that further includes resource allocation conditions transmission
Module, wherein：
Resource allocation conditions sending module, for distributed frequency spectrum resource feelings will to be asked according to each slice in predetermined amount of time
Condition is sent to slice request resource anti-fraud detector, compares each slice to be sliced request resource anti-fraud detector
Actual use situation and resource allocation conditions, return for the slice be prevented or restricted from scheduling identification symbol.
7. base station according to claim 5 or 6 is sliced explorer, which is characterized in that
Scheduling of resource module for obtain that slice request resource anti-fraud detector returns for k be sliced be prevented or restricted from
Scheduling identification accords with, wherein 0≤k≤N, N are slice sum；And according to demand information and signing information, the Yi Jizhen of each slice
The scheduling identification that is prevented or restricted from of k slice is accorded with, carries out slice scheduling of resource.
8. base station according to claim 5 or 6 is sliced explorer, which is characterized in that
Demand information acquisition module is used to obtain the demand information of each slice from each slice, wherein the demand information includes
Cache information and channel information；
And/or
Signing information acquisition module is used to obtain the signing information of each slice from signing information storage device, wherein the signing
Information-storing device is located at core net, management composer MANO or slice manager, and the signing information includes slice type, money
At least one of in source signing ratio, slice priority.
9. a kind of base station, which is characterized in that be sliced explorer including the base station as described in any one of claim 5-8.
10. base station according to claim 9, which is characterized in that slice request resource anti-fraud detector is further included,
In：
Slice request resource anti-fraud detector includes resource allocation conditions receiving module, comparison module and identifier and sends mould
Block, wherein：
Resource allocation conditions receiving module, for receiving in the predetermined amount of time of base station slice explorer transmission according to each
Slice asks distributed frequency spectrum resource situation；
Comparison module, for the actual use situation and resource allocation conditions of more each slice, it is determined whether in a period of time
Interior limitation is forbidden distributing resource to the slice；
Identifier sending module, the scheduling identification symbol that is prevented or restricted from for that will be directed to k slice return to base station slice resource
Manager, wherein 0≤k≤N, N are slice sum.
11. base station according to claim 10, which is characterized in that
Comparison module is used to judge whether the ratio of a slice actual use situation and resource allocation conditions is less than predetermined threshold
Value；If the slice actually uses situation and the ratio of resource allocation conditions is less than predetermined threshold, limit whithin a period of time
Or forbid distributing resource to the slice.
12. a kind of network slice radio spectrum resources management system, including the base station as described in any one of claim 9-11.
13. system according to claim 12, which is characterized in that signing information storage device is further included, wherein：
The signing information storage device is located at core net, management composer MANO or slice manager.
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